2026-03-14 02:25:13:285 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:285 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:308 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:309 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:325 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:325 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:339 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:339 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:345 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:345 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:350 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:350 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:360 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:385 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:385 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:389 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:391 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:405 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:408 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:410 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:415 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:421 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:422 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:424 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:426 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:428 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:430 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:432 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:433 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:435 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:437 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:439 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:440 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:443 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:444 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:446 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:449 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:451 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:454 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:456 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:458 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:459 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:461 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:467 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:468 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:471 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:473 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:475 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:477 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:478 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:482 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:485 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:486 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:489 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:490 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:491 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:493 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:495 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:496 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:498 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:499 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:501 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:502 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:504 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:508 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:508 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:511 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:512 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:514 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:517 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:518 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:519 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:525 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:528 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:529 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:531 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:532 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:533 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:536 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:538 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:539 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:542 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:542 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:546 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:546 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:553 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:554 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:557 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:558 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:563 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:568 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:570 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:572 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:575 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:578 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:584 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:591 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:595 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:596 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:603 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:604 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:605 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:608 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:608 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:614 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:615 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:628 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:634 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:635 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:640 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:640 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:646 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:647 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:649 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:653 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:653 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:659 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:661 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:663 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:667 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:672 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:675 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:680 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:681 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:682 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:690 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:690 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:695 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:700 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:700 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:704 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:704 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:710 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:710 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:714 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:714 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:720 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:720 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:724 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:724 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:729 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:731 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:731 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:735 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:740 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:740 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:746 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:747 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:749 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:753 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:753 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:759 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:759 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:764 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:764 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:769 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:769 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:775 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:775 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:780 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:780 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:785 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:785 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:790 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:790 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:797 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:797 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:802 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:802 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:807 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:807 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:812 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:813 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:822 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:822 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:826 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:826 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:830 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:830 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:835 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:835 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:838 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:843 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:843 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:848 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:848 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:852 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:852 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:861 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:861 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:865 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:870 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:870 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:874 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:878 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:878 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:882 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:882 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:890 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:890 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:894 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:894 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:899 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:899 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:907 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:907 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:911 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:911 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:920 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:920 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:923 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:929 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:931 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:937 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:937 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:945 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:949 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:943 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:965 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:968 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:970 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:973 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:975 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:977 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:981 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:982 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:987 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:987 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:991 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:991 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:997 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:13:997 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:001 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:007 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:007 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:011 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:025 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:025 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:029 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:034 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:034 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:039 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:039 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:043 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:049 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:049 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:054 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:066 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:103 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:104 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:106 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:130 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:133 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:135 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:138 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:139 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:141 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:142 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:143 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:145 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:145 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:149 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:162 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:168 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:170 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:175 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:177 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:178 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:184 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:187 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:189 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:190 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:193 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:194 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:195 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:200 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:202 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:204 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:206 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:209 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:212 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:216 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:217 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:220 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:221 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:225 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:226 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:232 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:233 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:236 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:237 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:240 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:241 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:246 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:248 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:251 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:252 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:258 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:258 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:262 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:262 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:267 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:268 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:272 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:274 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:281 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:281 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:290 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:290 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:292 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:292 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:295 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:295 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:301 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:301 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:306 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:306 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:312 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:312 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:316 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:319 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:320 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:323 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:324 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:328 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:328 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:332 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:332 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:337 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:337 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:340 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:340 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:343 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:343 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:345 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:345 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:349 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:349 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:352 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:352 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:355 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:355 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:359 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:359 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:361 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:361 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:364 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:364 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:370 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:370 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:372 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:372 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:375 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:375 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:377 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:378 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:380 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:380 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:383 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:384 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:395 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:398 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:398 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:403 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:403 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:410 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:410 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:415 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:415 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:422 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:423 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:427 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:427 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:429 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:429 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:433 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:433 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:438 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:438 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:441 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:441 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:456 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:457 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:460 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:460 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:464 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:470 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:470 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:479 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:484 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:488 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:492 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:484 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:495 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:498 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:498 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:500 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:500 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:503 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:503 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:506 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:506 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:509 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:510 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:513 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:514 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:517 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:517 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:521 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:521 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:525 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:529 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:533 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:533 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:536 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:540 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:540 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:543 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:543 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:547 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:550 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:551 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:555 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:558 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:558 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:562 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:569 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:569 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:573 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:573 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:581 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:584 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:584 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:587 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:587 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:593 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:594 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:597 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:597 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:601 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:601 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:605 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:605 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:609 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:609 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:612 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:612 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:616 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:616 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:622 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:623 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:626 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:628 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:629 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:633 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:633 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:636 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:636 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:638 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:638 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:641 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:644 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:644 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:673 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:677 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:677 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:681 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:681 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:692 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:692 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:696 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:700 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:702 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:706 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:706 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:709 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:709 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:712 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:712 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:715 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:715 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:723 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:723 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:726 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:727 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:729 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:730 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:745 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:745 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:748 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:751 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:752 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:756 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:758 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:759 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:761 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:761 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:765 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:765 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:778 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:778 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:781 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:788 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:794 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:794 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:796 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:797 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:800 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:800 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:803 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:803 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:806 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:806 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:809 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:809 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:812 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:815 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:815 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:818 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:818 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:821 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:822 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:824 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:824 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:828 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:828 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:840 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:842 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:842 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:844 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:844 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:854 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:859 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:859 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:861 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:861 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:863 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:863 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:868 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:869 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:871 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:871 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:873 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:879 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:882 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:882 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:884 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:884 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:888 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:888 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:890 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:890 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:893 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:893 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:895 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:895 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:897 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:897 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:899 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:899 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:925 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:925 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:928 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:930 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:931 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:938 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:939 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:946 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:946 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:949 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:957 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:957 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:967 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:967 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:969 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:970 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:973 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:973 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:977 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:977 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:981 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:981 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:988 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:988 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:992 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:995 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:995 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:998 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:14:998 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:011 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:015 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:017 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:021 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:021 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:023 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:023 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:034 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:034 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:038 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:041 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:041 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:045 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:045 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:047 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:047 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:050 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:050 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:052 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:052 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:055 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:058 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:064 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:066 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:067 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:069 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:069 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:072 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:074 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:080 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:083 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:083 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:086 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:087 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:089 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:093 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:094 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:097 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:100 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:103 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:103 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:105 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:105 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:114 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:114 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:118 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:118 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:120 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:120 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:124 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:124 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:127 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:127 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:130 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:130 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:132 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:132 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:136 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:136 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:140 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:140 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:143 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:144 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:147 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:149 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:152 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:152 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:155 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:155 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:158 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:158 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:161 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:161 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:164 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:165 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:167 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:167 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:171 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:171 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:174 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:176 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:176 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:181 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:181 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:184 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:184 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:187 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:187 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:192 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:192 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:201 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:202 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:214 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:215 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:224 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:225 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:226 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:227 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:227 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:229 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:229 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:232 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:233 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:234 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:235 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:235 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:244 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:244 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:246 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:246 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:248 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:248 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:249 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:250 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:251 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:254 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:254 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:258 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:258 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:259 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:260 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:261 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:261 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:263 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:263 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:264 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:264 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:265 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:266 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:267 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:267 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:269 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:270 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:270 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:272 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:272 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:274 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:274 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:276 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:276 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:287 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:287 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:289 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:289 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:290 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:290 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:291 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:291 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:293 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:294 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:296 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:297 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:298 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:300 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:309 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:309 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:312 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:312 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:313 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:313 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:315 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:315 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:316 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:318 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:318 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:323 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:323 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:328 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:330 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:334 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:335 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:340 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:341 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:342 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:352 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:352 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:354 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:354 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:355 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:356 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:356 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:364 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:364 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:365 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:366 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:369 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:369 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:371 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:371 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:372 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:372 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:375 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:375 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:377 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:377 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:379 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:379 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:384 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:384 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:386 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:386 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:387 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:387 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:389 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:389 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:390 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:392 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:393 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:393 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:401 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:401 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:408 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:408 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:410 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:410 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:412 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:412 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:413 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:414 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:414 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:416 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:416 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:417 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:417 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:420 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:420 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:422 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:422 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:423 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:423 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:429 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:429 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:432 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:432 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:434 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:434 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:435 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:436 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:436 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:443 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:443 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:444 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:446 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:446 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:447 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:449 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:449 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:450 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:450 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:451 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:452 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:453 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:454 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:454 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:455 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:455 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:460 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:460 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:462 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:463 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:463 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:464 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:467 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:467 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:473 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:473 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:474 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:474 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:475 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:475 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:477 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:477 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:478 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:478 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:480 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:480 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:481 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:482 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:487 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:487 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:488 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:489 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:489 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:491 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:491 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:497 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:497 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:499 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:499 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:500 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:500 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:501 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:502 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:503 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:503 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:504 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:504 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:506 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:506 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:507 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:507 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:508 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:508 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:512 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:513 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:514 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:514 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:515 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:515 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:516 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:517 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:524 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:526 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:526 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:527 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:527 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:528 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:530 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:530 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:531 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:531 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:532 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:533 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:534 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:534 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:535 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:535 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:537 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:538 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:540 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:541 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:541 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:548 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:548 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:549 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:551 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:552 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:553 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:559 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:562 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:563 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:563 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:566 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:566 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:567 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:567 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:572 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:572 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:574 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:574 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:575 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:575 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:576 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:576 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:579 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:579 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:588 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:590 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:590 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:591 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:591 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:592 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:592 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:593 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:594 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:595 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:595 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:596 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:596 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:597 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:597 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:599 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:599 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:600 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:600 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:601 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:601 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:604 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:604 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:606 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:606 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:607 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:607 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:615 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:615 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:616 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:616 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:618 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:618 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:620 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:620 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:621 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:622 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:623 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:623 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:624 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:625 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:626 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:627 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:627 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:628 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:628 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:630 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:630 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:632 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:632 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:634 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:634 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:640 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:640 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:642 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:643 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:643 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:644 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:644 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:645 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:646 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:647 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:647 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:648 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:648 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:650 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:650 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:651 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:651 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:652 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:653 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:657 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:657 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:664 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:665 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:667 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:669 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:670 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:671 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:673 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:674 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:675 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:677 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:677 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:681 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:681 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:682 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:682 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:685 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:685 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:687 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:687 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:689 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:689 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:690 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:690 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:693 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:693 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:694 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:697 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:697 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:699 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:699 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:701 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:701 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:703 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:707 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:708 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:710 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:710 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:712 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:712 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:715 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:715 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:717 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:717 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:719 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:719 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:722 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:722 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:724 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:724 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:727 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:727 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:728 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:728 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:731 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:731 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:734 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:734 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:737 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:737 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:741 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:744 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:744 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:746 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:746 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:750 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:750 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:751 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:754 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:757 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:759 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:759 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:761 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:761 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:764 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:764 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:766 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:766 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:769 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:769 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:772 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:772 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:796 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:796 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:802 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:802 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:803 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:804 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:805 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:806 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:806 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:813 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:813 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:815 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:815 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:816 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:816 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:818 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:820 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:820 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:821 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:821 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:823 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:823 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:827 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:827 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:829 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:829 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:830 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:830 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:831 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:831 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:836 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp: System error
	at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
	at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:933)
	at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1529)
	at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:852)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-14 02:25:15:836 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:836 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:837 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-14 02:25:15:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:838 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:841 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:841 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:842 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-14 02:25:15:842 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:842 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:843 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-14 02:25:15:845 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-14 02:25:15:845 ERROR 2279 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-14 02:25:15:848 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:848 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:849 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:849 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:851 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:851 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:852 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:852 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:853 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:855 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:855 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:856 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:856 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:860 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:860 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:861 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:861 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:863 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:863 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:867 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:867 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:872 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:872 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:874 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:875 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:875 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:882 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:882 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:892 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:892 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:894 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:894 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:895 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:896 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:897 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:897 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:899 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:899 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:900 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:900 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:902 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:902 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:908 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:910 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:910 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:911 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:911 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:913 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:913 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:918 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:919 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:919 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:929 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:930 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:930 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:932 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:932 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:933 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:933 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:935 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:935 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:936 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:936 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:938 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:938 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:939 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:940 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:948 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:950 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:951 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:951 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:952 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:952 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:955 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:956 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:957 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:957 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:958 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:961 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:961 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:962 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:966 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:968 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:968 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:969 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:969 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:980 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:981 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:982 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:982 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:984 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:984 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:987 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:988 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:988 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:989 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:989 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:991 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:991 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:15:992 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:000 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:002 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:003 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:003 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:005 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:005 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:006 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:006 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:007 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:007 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:010 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:010 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:012 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:013 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:016 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:016 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:018 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:018 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:028 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:028 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:030 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:031 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:031 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:032 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:032 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:033 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:035 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:035 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:036 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:036 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:038 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:039 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:039 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:041 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:041 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:042 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:042 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:052 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:053 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:054 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:056 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:056 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:060 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:060 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:062 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:062 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:064 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:065 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:065 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:067 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:067 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:068 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:070 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:070 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:071 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:075 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:076 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:077 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:078 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:088 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:090 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:091 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:091 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:092 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:093 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:094 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:094 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:095 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:096 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:097 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:099 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:099 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:100 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:101 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:101 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:108 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:108 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:110 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:112 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:112 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:113 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:113 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:116 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:116 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:118 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:118 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:138 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:139 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:145 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:145 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:146 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:148 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:149 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:149 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:156 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:156 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:161 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:162 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:163 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:163 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:166 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:166 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:168 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:168 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:169 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:169 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:180 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:180 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:182 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:182 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:183 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:183 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:185 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:186 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:186 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:188 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:197 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:204 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:204 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:206 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:206 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:207 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:207 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:209 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:209 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:210 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:210 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:211 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:212 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:213 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:213 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:214 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:214 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:220 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:220 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:228 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:228 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:230 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:230 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:231 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:231 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:233 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:233 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:240 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:240 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:242 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:242 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:243 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:243 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:244 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:244 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:246 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:246 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:252 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:252 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:254 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:254 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:255 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:255 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:257 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:257 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:266 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:266 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:268 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:268 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:269 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:271 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:271 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:272 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:272 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:273 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:273 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:275 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:275 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:276 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:276 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:295 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:295 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:297 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:297 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:298 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:298 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:300 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:300 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:301 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:301 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:302 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:302 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:303 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:304 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:305 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:305 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:306 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:307 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:307 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:313 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:314 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:314 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:316 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:317 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:318 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:319 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:320 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:320 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:329 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:329 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:330 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:331 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:331 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:333 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:333 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:334 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:334 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:335 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:336 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:337 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:337 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:338 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:339 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:339 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:341 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:341 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:342 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:342 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:349 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:350 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:352 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:353 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:354 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:356 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:356 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:357 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:358 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:361 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:361 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:369 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:369 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:370 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:371 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:372 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:372 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:375 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:375 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:376 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:376 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:377 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:389 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:389 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:391 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:391 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:392 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:392 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:393 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:394 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:395 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:396 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:396 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:397 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:398 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:399 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:400 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:401 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:402 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:402 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:413 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:415 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:415 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:416 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:417 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:418 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:418 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:419 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:419 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:420 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:421 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:422 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:422 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:423 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:423 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:425 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:425 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:426 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:426 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:427 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:427 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:432 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:433 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:434 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:434 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:445 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:445 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:447 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:448 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:448 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:450 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:450 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:451 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:451 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:453 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:454 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:454 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:456 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:456 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:457 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:461 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:461 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:463 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:463 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:465 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:465 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:468 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:468 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:477 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:477 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:479 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:480 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:480 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:482 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:482 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:483 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:485 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:485 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:486 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:486 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:487 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:488 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:496 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:497 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:498 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:498 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:500 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:500 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:501 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:501 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:502 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:503 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:504 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:504 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:505 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:505 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:506 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:507 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:508 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:508 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:509 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:509 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:510 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:510 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:512 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:512 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:520 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:520 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:524 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:524 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:527 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:527 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:529 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:531 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:531 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:533 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:533 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:535 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:535 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:544 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:545 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:547 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:547 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:549 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:551 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:552 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:553 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:553 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:555 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:556 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:556 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:558 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:558 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:559 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:559 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:561 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:561 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:563 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:563 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:567 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:567 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:570 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:570 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:571 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:571 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:574 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:574 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:579 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:585 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:585 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:587 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:589 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:589 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:591 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:591 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:593 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:593 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:595 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:595 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:601 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:602 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:603 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:603 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:605 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:605 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:606 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:606 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:608 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:608 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:609 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:610 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:611 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:612 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:616 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:617 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:618 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:618 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:621 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:621 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:622 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:623 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:625 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:625 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:627 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:627 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:629 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:631 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:631 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:633 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:633 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:635 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:635 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:639 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:639 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:641 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:643 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:643 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:645 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:645 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:647 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:647 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:657 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:657 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:660 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:660 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:661 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:661 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:663 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:663 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:671 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:673 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:674 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:674 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:678 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:678 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:681 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:681 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:682 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:682 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:683 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:683 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:686 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:686 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:693 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:693 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:694 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:696 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:696 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:698 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:698 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:700 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:700 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:701 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:701 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:703 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:704 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:705 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:705 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:707 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:707 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:713 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:713 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:716 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:716 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:718 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:718 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:720 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:720 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:728 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:729 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:730 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:730 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:731 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:732 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:733 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:733 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:734 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:734 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:735 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:736 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:737 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:738 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:740 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:741 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:742 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:742 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:744 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:744 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:745 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:746 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:747 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:748 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:753 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:754 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:756 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:757 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:758 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:765 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:765 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:766 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:766 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:767 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:767 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:769 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:769 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:770 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:771 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:772 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:774 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:774 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:776 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:776 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:779 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:779 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:782 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:782 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:784 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:784 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:786 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:786 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:789 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:789 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:791 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:791 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:792 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:792 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:794 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:794 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:796 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:796 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:798 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:798 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:804 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:804 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:812 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:813 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:813 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:816 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:816 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:819 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:821 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:821 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:824 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:824 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:826 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:826 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:828 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:828 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:831 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:831 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:833 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:833 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:836 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:836 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:838 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:841 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:841 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:843 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:843 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:844 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:845 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:847 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:847 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:849 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:849 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:851 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:851 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:853 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:856 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:856 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:859 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:859 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:862 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:862 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:864 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:864 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:865 ERROR 2279 --- [hread_Excutor-1] o.o.u.i.adapters.so.impl.SOServiceImpl  [140] : Failed to send intent creation request. Details: msb-iag.onap: System error
2026-03-14 02:25:16:874 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:877 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:877 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:879 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:883 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:883 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:885 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:885 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:887 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:887 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:889 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:889 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:891 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:891 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:893 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:894 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:895 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:895 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:896 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:896 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:898 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:898 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:901 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:901 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:904 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:904 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:906 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:906 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:910 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:910 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:912 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:913 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:914 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:914 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:918 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:926 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:926 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:927 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:927 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:928 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:929 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:929 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:931 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:931 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:932 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:932 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:934 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:934 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:935 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:935 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:937 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:938 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:940 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:940 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:942 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:944 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:944 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:946 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:946 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:948 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:950 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:955 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:954 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:956 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:958 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:962 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:964 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:964 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:966 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:968 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:969 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:971 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:971 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:973 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:974 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:978 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:978 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:981 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:981 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:984 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:984 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:986 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:987 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:987 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:989 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:989 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:990 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:990 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:991 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:993 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:993 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:994 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:994 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:995 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:995 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:998 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:16:998 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:000 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:000 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:002 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:004 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:004 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:006 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:006 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:011 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:013 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:015 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:015 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:017 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:017 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:022 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:022 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:024 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:024 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:026 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:026 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:028 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:028 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:031 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:030 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:032 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:032 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:036 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:036 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:038 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:041 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:041 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:044 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:048 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:048 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:050 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:050 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:053 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:053 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:059 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:059 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:064 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:066 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:066 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:068 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:071 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:071 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:073 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:073 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:075 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:078 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:080 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:083 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:083 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:085 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:085 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:087 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:087 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:088 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:090 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:092 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:093 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:094 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:094 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:096 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:096 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:101 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:101 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:102 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:102 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:104 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:104 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:106 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:106 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:108 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:109 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:113 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:113 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:116 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:116 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:120 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:120 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:122 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:122 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:124 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:124 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:125 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:125 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:128 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:128 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:132 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:132 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:134 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:136 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:136 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:138 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:138 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:139 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:140 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:142 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:142 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:144 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:144 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:145 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:148 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:151 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:152 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:154 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:154 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:156 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:156 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:160 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:160 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:162 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:162 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:164 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:164 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:166 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:166 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:168 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:169 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:171 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:171 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:174 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:174 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:175 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:175 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:177 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:177 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:179 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:179 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:181 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:181 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:183 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:183 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:185 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:188 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:190 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:190 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:192 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:192 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:193 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:193 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:194 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:194 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:196 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:196 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:197 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:198 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:198 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:200 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:200 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:201 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:202 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:203 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:203 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:204 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:204 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:206 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:206 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:208 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:208 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:209 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:209 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:211 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:211 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:212 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:213 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:214 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:214 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:216 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:216 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:217 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:217 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:221 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:221 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:222 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:223 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:224 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:224 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:226 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:226 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:227 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:227 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:229 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:229 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:231 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:231 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:232 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:232 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:234 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:234 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:236 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:236 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:242 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:242 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:243 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:243 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:245 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:245 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:247 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:247 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:249 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:249 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:251 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:251 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:253 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:253 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:254 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:254 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:258 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:258 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:261 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:261 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:265 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:265 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:268 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:268 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:269 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:271 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:271 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:272 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:272 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:273 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:274 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:275 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:275 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:277 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:277 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:279 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:279 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:280 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:281 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:282 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:282 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:284 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:284 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:286 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:286 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:287 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:287 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:288 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:288 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:290 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:290 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:292 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:292 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:294 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:294 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:296 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:296 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:297 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:297 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:299 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:299 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:300 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:300 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:302 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:302 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:304 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:304 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:306 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:306 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:307 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:307 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:309 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:309 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:314 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:314 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:316 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:321 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:321 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:322 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:322 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:324 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:325 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:326 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:326 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:328 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:329 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:331 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:331 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:334 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:334 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:341 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:341 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:343 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:343 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:346 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:346 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:348 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:348 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:351 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:351 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:352 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:353 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:355 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:356 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:357 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:357 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:359 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:359 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:360 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:361 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:362 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:363 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:363 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:364 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:365 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:366 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:366 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:368 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:369 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:369 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:370 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:370 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:372 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:372 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:375 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:375 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:376 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:376 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:377 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:378 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:379 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:379 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:380 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:381 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:382 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:382 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:383 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:383 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:384 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:385 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:387 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:387 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:389 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:389 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:390 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:390 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:392 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:392 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:393 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:393 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:395 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:402 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:404 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:404 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:405 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:406 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:407 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:407 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:408 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:409 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:410 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:410 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:411 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:412 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:412 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:419 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:422 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:423 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:424 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:424 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:425 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:426 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:427 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:427 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:428 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:428 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:430 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:430 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:433 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:433 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:434 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:434 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:436 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:436 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:437 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:438 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:439 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:439 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:440 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:441 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:442 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:443 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:444 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:444 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:445 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:446 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:447 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:449 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:450 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:452 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:453 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:456 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:456 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:458 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:458 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:461 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:461 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:463 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:469 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:469 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:472 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:472 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:474 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:475 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:476 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:477 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:479 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:480 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:481 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:482 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:483 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:484 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:484 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:485 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:486 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:487 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:487 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:488 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:489 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:490 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:490 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:491 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:492 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:493 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:493 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:494 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:494 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:496 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:496 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:497 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:499 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:501 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:506 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:509 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:510 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:511 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:516 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:516 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:518 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:518 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:520 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:520 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:521 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:522 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:523 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:523 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:525 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:526 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:527 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:528 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:530 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:530 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:531 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:531 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:533 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:534 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:535 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:535 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:536 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:539 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:539 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:541 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:541 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:543 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:543 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:544 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:544 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:546 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:546 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:548 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:550 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:551 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:552 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:554 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:554 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:556 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:557 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:557 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:558 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:559 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:566 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:568 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:568 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:571 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:571 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:573 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:574 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:574 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:578 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:580 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:582 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:582 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:583 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:584 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:585 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:586 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:587 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:587 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:590 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:591 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:592 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:592 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:595 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:595 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:597 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:598 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:598 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:600 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:600 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:604 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:604 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:609 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:612 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:614 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:614 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:616 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:616 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:620 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:620 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:622 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:622 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:624 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:625 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:625 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:627 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:627 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:629 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:630 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:630 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:631 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:631 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:633 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:633 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:634 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:634 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:641 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:643 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:644 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:645 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:646 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:646 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:647 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:647 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:649 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:649 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:650 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:651 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:652 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:652 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:655 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:655 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:656 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:656 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:658 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:658 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:659 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:659 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:661 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:661 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:662 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:662 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:663 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:663 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:664 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:664 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:666 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:666 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:667 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:669 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:669 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:672 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:672 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:673 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:675 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:675 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:678 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:678 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:680 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:680 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:683 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:683 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:684 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:684 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:685 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:686 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:686 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:688 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:688 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:689 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:689 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:692 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:692 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:693 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:693 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:695 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:697 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:698 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:703 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:705 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:705 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:706 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:706 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:708 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:708 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:709 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:709 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:710 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:710 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:712 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:715 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:715 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:717 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:718 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:719 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:720 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:727 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:728 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:729 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:730 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:730 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:732 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:732 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:733 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:733 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:735 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:736 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:737 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:739 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:739 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:740 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:741 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:743 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:743 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:744 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:744 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:745 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:745 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:746 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:747 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:747 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:749 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:749 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:751 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:751 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:752 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:753 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:754 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:755 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:755 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:756 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:757 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:758 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:759 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:759 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:760 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:760 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:762 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:762 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:763 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:763 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:764 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:764 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:766 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:766 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:767 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:767 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:768 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:769 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:770 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:770 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:771 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:772 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:773 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:773 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:774 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:775 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:775 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:776 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:777 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:778 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:779 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:779 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:780 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:780 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:781 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:781 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:782 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:782 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:783 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:783 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:785 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:785 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:786 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:787 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:788 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:789 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:789 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:790 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:790 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:791 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:792 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:792 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:794 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:794 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:795 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:795 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:809 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:809 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:810 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:810 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:811 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:811 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:812 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:814 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:814 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:815 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:815 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:816 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:816 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:819 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:820 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:820 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:821 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:821 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:822 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:822 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:824 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:824 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:832 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:833 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:834 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:835 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:835 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:836 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:836 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:838 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:840 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:840 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:842 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:842 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:843 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:843 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:844 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:844 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:845 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:845 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:847 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:847 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:848 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:848 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:850 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:851 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:852 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:862 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:862 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:864 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:864 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:865 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:865 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:867 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:867 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:868 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:868 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:869 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:869 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:871 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:871 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:875 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:875 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:877 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:877 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:878 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:878 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:879 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:880 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:880 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:882 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:882 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:883 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:883 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:884 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:884 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:885 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:885 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:888 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:888 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:889 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:889 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:890 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:890 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:892 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:892 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:907 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:907 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:911 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:911 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:912 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:912 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:913 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:914 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:915 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:915 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:918 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:919 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:919 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:920 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:920 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:921 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:921 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:923 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:923 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:924 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:924 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:925 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:925 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:927 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:927 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:928 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:929 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:929 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:941 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:941 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:942 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:944 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:944 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:945 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:945 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:946 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:946 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:948 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:949 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:949 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:950 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:951 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:951 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:952 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:952 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:954 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:955 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:955 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:956 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:958 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:959 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:959 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:962 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:962 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:964 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:964 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:966 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:967 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:967 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:969 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:969 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:971 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:971 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:973 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:973 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:975 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:975 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:976 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:977 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:978 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:978 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:980 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:980 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:982 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:982 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:984 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:984 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:986 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:987 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:987 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:989 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:989 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:992 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:993 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:994 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:995 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:996 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:996 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:997 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:998 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:17:999 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:000 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:000 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:001 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:003 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:004 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:005 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:005 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:006 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:007 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:007 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:010 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:010 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:012 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:013 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:016 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:016 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:017 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:017 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:020 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:020 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:021 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:021 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:022 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:022 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:024 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:024 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:025 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:025 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:026 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:026 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:027 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:027 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:029 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:030 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:030 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:035 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:035 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:036 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:037 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:039 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:039 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:040 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:040 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:042 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:042 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:044 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:045 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:045 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:046 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:046 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:048 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:048 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:049 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:050 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:051 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:051 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:052 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:052 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:054 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:055 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:056 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:056 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:058 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:059 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:060 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:067 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:068 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:069 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:069 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:070 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:070 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:072 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:073 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:073 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:074 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:074 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:075 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:077 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:077 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:078 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:079 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:079 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:080 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:081 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:081 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:082 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:082 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:088 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:089 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:089 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:090 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:092 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:093 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:093 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:094 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:095 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:095 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:099 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:099 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:100 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:101 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:101 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:102 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:104 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:104 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:105 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:106 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:106 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:108 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:109 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:112 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:113 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:113 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:118 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:120 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:121 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:122 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:123 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:123 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:125 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:125 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:126 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:126 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:128 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:128 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:129 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:129 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:130 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:131 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:131 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:132 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:133 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:134 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:135 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:135 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:142 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:143 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:145 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:145 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:147 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:147 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:155 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:156 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:157 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:158 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:159 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:159 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:164 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:164 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:166 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:167 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:175 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:175 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:177 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:177 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:179 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:179 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:182 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:183 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:183 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:184 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:187 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:188 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:190 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:190 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:191 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:192 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:193 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:194 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:195 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:195 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:197 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:198 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:199 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:200 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:200 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:202 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:202 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:203 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:204 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:205 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:205 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:207 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:207 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:208 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:209 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:210 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:210 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:211 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:211 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:212 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:212 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:213 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:214 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:217 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:218 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:219 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:220 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:221 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:221 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:229 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:229 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:231 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:232 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:234 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:235 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:242 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:243 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:244 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:244 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:246 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:247 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:248 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:249 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:250 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:251 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:263 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:264 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:265 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:265 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:266 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:267 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:269 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:270 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:270 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:271 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:271 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:273 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:273 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:275 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:275 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:276 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:276 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:278 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:278 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:279 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:280 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:285 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:285 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:287 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:287 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:288 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:288 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:290 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:290 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:293 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:293 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:295 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:295 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:297 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:298 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:299 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:300 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:305 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:306 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:308 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:309 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:310 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:311 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:317 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:320 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:320 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:321 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:323 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:323 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:324 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:324 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:325 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:325 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:326 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:327 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:327 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:332 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:332 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:334 ERROR 2279 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [223] : Exception in undeploy and remove policy
java.net.UnknownHostException: msb-iag.onap
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at okhttp3.Dns$Companion$DnsSystem.lookup(Dns.kt:49)
	at okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(RouteSelector.kt:164)
	at okhttp3.internal.connection.RouteSelector.nextProxy(RouteSelector.kt:129)
	at okhttp3.internal.connection.RouteSelector.next(RouteSelector.kt:71)
	at okhttp3.internal.connection.ExchangeFinder.findConnection(ExchangeFinder.kt:205)
	at okhttp3.internal.connection.ExchangeFinder.findHealthyConnection(ExchangeFinder.kt:106)
	at okhttp3.internal.connection.ExchangeFinder.find(ExchangeFinder.kt:74)
	at okhttp3.internal.connection.RealCall.initExchange$okhttp(RealCall.kt:255)
	at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:32)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201)
	at okhttp3.internal.connection.RealCall.execute(RealCall.kt:154)
	at retrofit2.OkHttpCall.execute(OkHttpCall.java:188)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.undeployAndRemovePolicyIfExist(PolicyServiceImpl.java:204)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.updateIntentConfigPolicy(PolicyServiceImpl.java:117)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.lambda$directOperation$0(CLLAssuranceActuationModule.java:55)
	at java.base/java.util.Collections$SingletonList.forEach(Collections.java:4966)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.directOperation(CLLAssuranceActuationModule.java:51)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.fulfillIntent(CLLAssuranceActuationModule.java:66)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-14 02:25:18:335 ERROR 2279 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [188] : Exception in create and deploy intent config policy.
java.net.UnknownHostException: msb-iag.onap
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at okhttp3.Dns$Companion$DnsSystem.lookup(Dns.kt:49)
	at okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(RouteSelector.kt:164)
	at okhttp3.internal.connection.RouteSelector.nextProxy(RouteSelector.kt:129)
	at okhttp3.internal.connection.RouteSelector.next(RouteSelector.kt:71)
	at okhttp3.internal.connection.ExchangeFinder.findConnection(ExchangeFinder.kt:205)
	at okhttp3.internal.connection.ExchangeFinder.findHealthyConnection(ExchangeFinder.kt:106)
	at okhttp3.internal.connection.ExchangeFinder.find(ExchangeFinder.kt:74)
	at okhttp3.internal.connection.RealCall.initExchange$okhttp(RealCall.kt:255)
	at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:32)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201)
	at okhttp3.internal.connection.RealCall.execute(RealCall.kt:154)
	at retrofit2.OkHttpCall.execute(OkHttpCall.java:188)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.createAndDeployIntentConfigPolicy(PolicyServiceImpl.java:147)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.updateIntentConfigPolicy(PolicyServiceImpl.java:123)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.lambda$directOperation$0(CLLAssuranceActuationModule.java:55)
	at java.base/java.util.Collections$SingletonList.forEach(Collections.java:4966)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.directOperation(CLLAssuranceActuationModule.java:51)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.fulfillIntent(CLLAssuranceActuationModule.java:66)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-14 02:25:18:335 ERROR 2279 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [125] : Create and deploy the intent configuration policy failed.
2026-03-14 02:25:18:341 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:341 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:345 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:345 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:347 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:348 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:349 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:349 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:350 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:350 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:351 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:351 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:352 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:352 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:354 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:354 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:355 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:355 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:356 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:356 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:358 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:358 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:359 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:359 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:360 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:362 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:362 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:363 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:363 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:365 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:365 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:366 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:366 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:369 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:369 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:370 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:370 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:371 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:371 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:382 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:383 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:384 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:384 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:385 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:385 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:386 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:387 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:388 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:388 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:392 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:392 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:393 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:393 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:394 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:394 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:395 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:397 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:397 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:398 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:398 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:399 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:399 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:400 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:400 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:401 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:401 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:402 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:403 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:404 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:404 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:409 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:410 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:411 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:412 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:413 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:414 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:415 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:415 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:416 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:417 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:418 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:419 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:419 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:420 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:421 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:422 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:422 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:423 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:424 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:425 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:425 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:426 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:427 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:429 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:429 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:432 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:433 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:435 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:435 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:436 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:436 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:438 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:439 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:441 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:441 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:442 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:443 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:445 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:446 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:448 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:449 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:449 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:451 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:451 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:452 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:453 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:454 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:455 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:455 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:456 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:457 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:457 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:458 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:459 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:461 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:461 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:462 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:463 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:465 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:465 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:467 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:468 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:469 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:470 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:471 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:471 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:472 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:473 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:474 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:474 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:475 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:476 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:480 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:481 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:483 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:485 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:486 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:487 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:488 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:489 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:490 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:505 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:506 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:507 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:508 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:508 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:509 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:510 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:511 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:513 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:513 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:515 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:516 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:517 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:517 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:518 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:519 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:520 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:520 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:521 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:522 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:523 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:523 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:525 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:526 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:527 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:528 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:529 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:530 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:531 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:532 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:533 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:534 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:534 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:535 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:537 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:538 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:541 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:543 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:544 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:545 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:546 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:546 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:547 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:548 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:550 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:550 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:553 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:554 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:555 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:556 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:557 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:558 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:558 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:559 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:560 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:560 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:561 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:562 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:563 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:564 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:566 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:567 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:568 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:568 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:569 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:570 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:570 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:571 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:572 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:572 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:573 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:576 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:578 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:579 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:580 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:581 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:582 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:582 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:583 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:584 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:585 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:585 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:586 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:586 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:587 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:588 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:601 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:601 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:603 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:604 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:605 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:605 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:606 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:606 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:608 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:608 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:609 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:610 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:611 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:611 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:612 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:613 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:614 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:614 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:615 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:616 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:617 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:617 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:618 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:620 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:621 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:622 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:622 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:623 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:625 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:625 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:626 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:626 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:628 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:628 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:629 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:630 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:631 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:631 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:632 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:632 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:633 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:634 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:635 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:635 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:636 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:637 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:638 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:638 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:639 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:640 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:641 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:642 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:643 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:644 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:644 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:645 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:646 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:647 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:648 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:649 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:649 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:650 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:650 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:652 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:652 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:653 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:653 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:655 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:655 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:656 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:657 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:658 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:658 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:662 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:662 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:664 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:664 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:665 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:666 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:667 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:668 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:668 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:670 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:670 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:671 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:672 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:673 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:674 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:675 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:676 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:676 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:678 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:678 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:702 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:702 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:704 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:704 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:705 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:705 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:707 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:707 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:708 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:708 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:711 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:711 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:713 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:713 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:714 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:714 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:718 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:718 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:719 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:719 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:720 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:720 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:722 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:722 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:723 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:723 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:732 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:732 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:735 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:736 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:737 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:738 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:740 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:740 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:741 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:747 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:749 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:749 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:751 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:751 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:753 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:753 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:754 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:756 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:757 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:757 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:758 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:758 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:760 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:760 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:762 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:762 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:763 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:763 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:765 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:765 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:766 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:768 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:768 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:770 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:770 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:772 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:772 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:774 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:774 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:775 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:775 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:776 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:777 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:778 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:778 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:779 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:779 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:781 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:781 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:782 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:782 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:784 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:784 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:785 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:785 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:787 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:787 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:788 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:788 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:790 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:790 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:791 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:791 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:793 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:793 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:794 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:794 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:796 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:796 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:797 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:797 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:798 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:799 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:800 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:800 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:801 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:801 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:802 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:802 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:804 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:804 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:805 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:805 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:807 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:807 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:808 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:808 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:810 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:810 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:811 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:811 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:813 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:814 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:814 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:815 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:815 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:818 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:818 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:819 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:820 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:820 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:821 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:821 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:822 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:822 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:823 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:823 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:825 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:826 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:827 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:827 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:828 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:828 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:829 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:829 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:831 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:831 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:832 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:832 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:834 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:834 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:835 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:835 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:836 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:836 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:838 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:840 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:840 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:841 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:841 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:843 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:843 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:844 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:844 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:845 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:845 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:847 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:847 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:848 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:848 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:850 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:850 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:851 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:851 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:852 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:852 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:853 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:855 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:855 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:856 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:856 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:858 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:859 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:860 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:860 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:861 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:862 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:862 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:863 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:863 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:865 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:865 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:868 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:868 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:869 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:869 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:871 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:871 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:872 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:872 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:874 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:875 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:875 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:878 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:878 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:879 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:880 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:880 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:881 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:883 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:883 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:884 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:884 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:885 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:885 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:887 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:888 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:888 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:889 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:889 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:896 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:898 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:898 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:899 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:899 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:900 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:900 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:901 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:901 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:904 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:904 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:906 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:906 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:907 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:907 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:910 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:910 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:912 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:912 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:913 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:913 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:914 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:914 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:917 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:917 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:918 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:919 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:920 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:920 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:922 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:922 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:923 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:923 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:925 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:925 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:926 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:926 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:927 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:927 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:928 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:930 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:930 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:932 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:932 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:933 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:933 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:934 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:934 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:936 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:936 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:937 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:937 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:938 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:938 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:939 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:939 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:941 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:941 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:942 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:943 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:943 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:944 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:945 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:949 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:950 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:952 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:952 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:954 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:961 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:961 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:962 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:962 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:964 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:964 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:965 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:965 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:966 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:967 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:967 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:968 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:968 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:970 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:970 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:971 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:971 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:973 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:973 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:974 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:974 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:975 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:975 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:976 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:977 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:978 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:978 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:979 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:979 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:981 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:981 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:982 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:982 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:983 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:983 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:986 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:988 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:988 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:989 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:989 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:990 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:991 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:992 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:993 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:18:993 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:000 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:000 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:001 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:002 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:003 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:004 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:005 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:005 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:006 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:006 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:007 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:007 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:008 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:008 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:010 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:010 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:011 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:012 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:012 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:013 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:014 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:014 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:015 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:015 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:016 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:016 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:017 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:017 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:018 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:018 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:020 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:020 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:021 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:021 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:022 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:022 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:023 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:023 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:024 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:025 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:026 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:026 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:027 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:027 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:028 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:028 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:029 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:030 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:030 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:031 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:032 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:033 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:033 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:034 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:034 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:035 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:035 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:036 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:037 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:038 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:039 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:039 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:040 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:040 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:041 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:041 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:042 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:042 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:043 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:043 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:044 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:045 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:045 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:046 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:046 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:047 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:047 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:048 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:048 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:049 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:049 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:050 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:050 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:051 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:051 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:053 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:053 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:054 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:055 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:055 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:056 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:056 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:058 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:058 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:059 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:059 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:060 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:060 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:062 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:062 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:063 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:065 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:065 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:066 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:066 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:068 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:069 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:069 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:070 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:071 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:070 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:072 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:074 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:074 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:075 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:076 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:076 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:077 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:077 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:078 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:079 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:079 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:081 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:082 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:082 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:083 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:084 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:084 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:085 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:086 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:086 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:087 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:087 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:088 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:089 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:090 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:091 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:091 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:092 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:092 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:093 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:094 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:094 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:095 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:095 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:097 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:098 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:098 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:099 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:099 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:101 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:102 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:102 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:103 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:104 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:104 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:105 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:105 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:108 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:108 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:109 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:110 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:110 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:113 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:113 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:114 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:114 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:115 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:115 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:116 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:116 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:117 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:117 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:118 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:118 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:119 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:119 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:120 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:120 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:121 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:121 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:122 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:122 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:123 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:123 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:124 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:124 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:125 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:125 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:126 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:126 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:127 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:127 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:129 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:129 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:132 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:132 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:133 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:133 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:134 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:135 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:135 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:136 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:136 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:137 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:137 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:138 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:138 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:139 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:139 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:140 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:140 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:141 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:141 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:142 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:142 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:143 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:144 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:144 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:145 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:146 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:147 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:147 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:147 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:150 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:150 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:151 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:151 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:152 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:153 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:154 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:154 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:155 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:155 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:156 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:156 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:157 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:157 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:158 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:158 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:159 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:159 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:160 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:160 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:162 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:162 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:164 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:164 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:165 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:165 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:166 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:166 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:167 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:167 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:168 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:168 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:169 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:169 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:170 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:170 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:171 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:171 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:173 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:173 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:174 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:174 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:175 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:175 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:176 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:176 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:177 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:178 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:177 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:179 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:180 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:180 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:181 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:181 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:182 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:182 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:183 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:183 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:184 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:184 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:185 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:186 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:186 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:187 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:187 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:189 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:190 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:190 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:191 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:191 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:192 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:193 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:195 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:196 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:196 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:197 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:198 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:198 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:199 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:199 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:200 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:201 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:201 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:202 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:203 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:204 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:205 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:206 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:206 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:207 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:208 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:209 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:210 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:210 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:211 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:211 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:212 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:212 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:215 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:216 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:217 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:218 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:219 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:220 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:221 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:222 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:223 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:224 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:225 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:225 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:226 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:226 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:227 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:230 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:234 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:235 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:235 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:236 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:237 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:237 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:238 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:238 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:239 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:239 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:240 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:240 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:241 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:241 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:242 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:242 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:243 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:243 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:244 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:244 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:245 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:245 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:246 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:246 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:247 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:247 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:248 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:248 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:249 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:249 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:250 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:250 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:251 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:251 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:252 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:252 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:254 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:254 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:255 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:255 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:256 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:256 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:257 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:257 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:258 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:258 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:259 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:259 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:260 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:260 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:261 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:261 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:262 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:262 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:263 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:263 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:264 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:264 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:266 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:266 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:267 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:267 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:268 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:268 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:269 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:270 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:270 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:271 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:272 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:273 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:274 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:275 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:275 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:276 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:276 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:277 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:277 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:278 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:278 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:279 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:279 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:280 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:280 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:281 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:281 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:282 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:283 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:283 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:285 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:285 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:286 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:286 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:287 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:287 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:288 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:288 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:289 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:289 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:291 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:291 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:292 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:292 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:293 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:294 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:294 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:295 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:296 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:295 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:298 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:298 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:299 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:299 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:300 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:300 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:301 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:301 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:302 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:302 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:303 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:309 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:310 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:311 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:312 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:313 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:303 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:314 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:315 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:315 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:316 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:316 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:317 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:317 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:318 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:318 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:319 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:320 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:320 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:321 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:321 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:322 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:322 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:323 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:323 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:324 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:324 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:325 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:326 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:326 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:326 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:327 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:328 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:328 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:329 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:329 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:330 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:330 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:331 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:331 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:332 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:333 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:333 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:334 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:334 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:335 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:335 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:336 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:337 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:337 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:337 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:338 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:339 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:339 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:340 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:341 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:341 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:341 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:342 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:343 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:343 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:344 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:345 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:345 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:346 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:346 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:347 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:347 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:353 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:353 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:354 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:355 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:357 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:357 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:358 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:359 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:360 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:360 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:362 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:363 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:363 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:364 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:364 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:366 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:366 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:368 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:368 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:369 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:369 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:370 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:371 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:372 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:372 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:374 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:374 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:376 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:376 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:377 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:377 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:378 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:378 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:380 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:380 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:381 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:381 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:382 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:382 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:384 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:384 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:386 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:386 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:387 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:387 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:388 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:389 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:390 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:390 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:391 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:391 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:393 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:393 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:394 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:394 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:395 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:395 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:397 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:397 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:398 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:398 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:399 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:399 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:402 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:402 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:403 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:403 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:405 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:405 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:406 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:406 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:407 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:408 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:411 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:411 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:412 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:415 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:415 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:416 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:416 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:424 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:426 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:428 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:428 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:429 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:429 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:432 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:432 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:434 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:434 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:436 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:436 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:438 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:438 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:440 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:440 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:442 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:442 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:444 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:444 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:446 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:446 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:447 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:447 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:451 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:451 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:454 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:454 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:455 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:455 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:458 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:458 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:459 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:459 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:462 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:464 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:468 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:468 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:470 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:470 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:472 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:472 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:475 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:475 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:477 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:477 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:479 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:480 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:481 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:483 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:484 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:484 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:485 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:485 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:487 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:487 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:488 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:488 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:490 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:490 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:492 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:492 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:502 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:502 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:504 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:505 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:507 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:507 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:509 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:509 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:512 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:512 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:513 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:513 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:514 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:514 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:516 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:516 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:518 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:518 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:520 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:520 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:522 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:522 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:524 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:524 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:526 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:526 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:527 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:527 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:529 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:530 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:532 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:532 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:534 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:534 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:536 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:537 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:537 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:539 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:539 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:543 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:543 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:546 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:546 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:547 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:547 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:549 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:551 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:552 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:554 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:554 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:555 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:557 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:557 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:559 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:559 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:561 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:561 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:564 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:565 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:567 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:567 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:569 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:569 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:572 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:572 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:573 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:573 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:574 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:574 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:576 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:576 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:578 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:579 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:579 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:581 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:582 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:582 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:583 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:583 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:585 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:585 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:586 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:586 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:589 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:590 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:590 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:592 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:592 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:597 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:597 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:600 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:602 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:613 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:614 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:617 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:617 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:621 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:621 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:624 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:628 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:630 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:631 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:631 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:633 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:634 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:634 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:637 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:637 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:640 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:640 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:641 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:642 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:643 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:643 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:645 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:645 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:648 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:648 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:649 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:650 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:653 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:653 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:655 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:655 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:656 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:656 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:659 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:659 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:662 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:662 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:663 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:663 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:665 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:665 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:667 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:669 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:670 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:671 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:672 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:673 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:674 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:676 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:676 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:679 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:679 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:682 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:682 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:684 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:684 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:685 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:686 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:688 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:689 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:691 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:692 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:694 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:694 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:696 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:696 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:699 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:699 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:701 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:701 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:703 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:704 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:704 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:706 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:706 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:707 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:708 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:710 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:712 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:712 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:714 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:714 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:716 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:722 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:726 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:727 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:730 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:730 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:731 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:732 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:733 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:733 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:736 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:737 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:739 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:744 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:745 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:746 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:746 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:747 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:749 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:750 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:751 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:755 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:757 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:758 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:759 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:761 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:762 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:762 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:763 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:766 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:767 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:768 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:768 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:770 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:770 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:774 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:774 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:775 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:776 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:777 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:777 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:779 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:779 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:781 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:782 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:783 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:784 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:786 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:787 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:788 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:789 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:791 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:791 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:794 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:794 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:795 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:796 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:799 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:799 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:800 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:800 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:804 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:804 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:805 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:806 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:806 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:807 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:809 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:810 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:811 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:812 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:814 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:814 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:816 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:816 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:818 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:820 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:821 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:824 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:825 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:826 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:826 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:827 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:828 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:829 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:830 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:832 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:832 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:833 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:834 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:836 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:837 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:838 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:841 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:841 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:843 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:843 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:846 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:847 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:848 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:848 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:849 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:850 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:852 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:854 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:855 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:858 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:859 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:860 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:861 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:863 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:864 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:865 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:870 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:871 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:872 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:872 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:873 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:874 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:878 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:880 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:881 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:884 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:885 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:887 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:887 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:889 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:889 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:891 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:892 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:894 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:895 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:904 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:905 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:906 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:906 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:908 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:908 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:910 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:911 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:912 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:912 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:914 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:914 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:915 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:917 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:919 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:920 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:920 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:922 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:923 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:924 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:924 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:926 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:927 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:929 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:929 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:931 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:931 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:934 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:934 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:935 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:936 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:937 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:937 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:938 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:938 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:940 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:941 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:942 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:944 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:944 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:945 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:945 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:947 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:947 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:948 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:949 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:951 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:951 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:954 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:956 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:957 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:959 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:959 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:961 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:962 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:962 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:964 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:965 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:967 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:968 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:970 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:970 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:973 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:975 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:978 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:978 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:982 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:983 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:19:986 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:000 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:002 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:004 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:004 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:005 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:006 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:007 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:008 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:009 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:009 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:011 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:011 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:016 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:017 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:018 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:018 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:021 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:021 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:022 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:022 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:024 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:024 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:025 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:025 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:026 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:027 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:028 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:028 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:029 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:031 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:032 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:032 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:033 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:034 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:035 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:036 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:036 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:037 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:038 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:039 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:039 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:040 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:041 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:042 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:042 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:044 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:045 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:046 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:047 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:047 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:049 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:049 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:051 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:051 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:052 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:053 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:055 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:056 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:056 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:057 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:058 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:059 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:060 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:060 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:062 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:063 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:065 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:065 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:066 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:067 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:067 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:069 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:070 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:070 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:071 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:073 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:073 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:074 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:074 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:076 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:077 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:078 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:081 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:084 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:085 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:087 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:091 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:095 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:095 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:097 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:098 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:099 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:099 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:102 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:103 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:105 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:105 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:110 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:112 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:112 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:114 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:115 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:117 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:117 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:119 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:119 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:121 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:121 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:123 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:123 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:125 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:125 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:133 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:135 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:135 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:137 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:138 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:139 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:140 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:142 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:143 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:144 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:144 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:146 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:149 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:150 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:150 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:151 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:152 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:153 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:154 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:155 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:155 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:157 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:158 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:159 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:160 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:161 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:161 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:163 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:163 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:164 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:165 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:166 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:166 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:168 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:168 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:169 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:170 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:171 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:171 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:172 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:173 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:174 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:175 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:176 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:176 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:178 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:179 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:180 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:180 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:181 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:182 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:183 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:184 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:185 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:185 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:186 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:187 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:188 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:188 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:190 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:190 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:191 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:192 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:193 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:194 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:195 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:195 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:197 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:197 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:198 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:199 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:200 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:201 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:202 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:202 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:204 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:204 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:205 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:206 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:207 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:208 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:209 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:210 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:211 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:211 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:212 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:213 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:214 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:215 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:216 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:217 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:218 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:218 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:219 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:220 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:221 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:222 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:223 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:223 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:224 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:225 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:226 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:227 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:228 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:229 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:230 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:230 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:231 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:233 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:235 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:236 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:238 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:240 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:240 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:241 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:242 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:243 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:244 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:246 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:246 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:252 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:253 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:255 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:255 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:257 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:258 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:259 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:259 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:260 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:261 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:263 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:264 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:265 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:265 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:266 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:267 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:268 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:269 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:270 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:271 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:272 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:273 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:274 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:275 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:277 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:277 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:279 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:280 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:282 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:282 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:284 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:284 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:287 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:288 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:289 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:290 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:292 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:293 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:294 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:295 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:296 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:297 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:298 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:299 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:300 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:300 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:303 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:303 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:305 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:306 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:307 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:308 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:309 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:309 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:319 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:319 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:320 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:321 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:322 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:322 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:323 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:323 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:324 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:325 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:326 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:327 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:328 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:329 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:330 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:331 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:332 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:332 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:333 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:334 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:336 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:336 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:337 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:338 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:338 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:339 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:340 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:340 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:342 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:343 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:344 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:345 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:346 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:347 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:348 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:348 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:350 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:350 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:352 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:353 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:354 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:355 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:357 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:357 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:358 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:359 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:361 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:361 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:363 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:363 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:365 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:365 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:367 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:367 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:373 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:373 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:375 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:375 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:377 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:377 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:379 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:379 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:381 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:382 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:384 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:385 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:386 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:386 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:388 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:388 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:390 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:391 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:392 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:393 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:394 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:394 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:396 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:397 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:399 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:399 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:400 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:401 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:403 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:403 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:405 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:405 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:407 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:408 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:409 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:409 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:411 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:411 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:413 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:413 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:414 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:415 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:416 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:417 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:418 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:418 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:419 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:420 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:421 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:422 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:423 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:423 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:424 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:425 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:426 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:426 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:428 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:428 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:429 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:431 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:431 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:432 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:433 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:434 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:435 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:436 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:436 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:437 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:438 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:439 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:440 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:441 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:441 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:442 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:453 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:453 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:454 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:455 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:456 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:456 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:457 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:458 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:459 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:459 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:460 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:461 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:461 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:462 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:463 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:464 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:466 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:466 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:467 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:468 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:469 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:470 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:471 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:473 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:474 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:474 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:476 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:476 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:477 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:478 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:479 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:479 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:481 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:481 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:483 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:484 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:485 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:485 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:486 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:487 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:488 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:489 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:490 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:490 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:492 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:492 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:494 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:494 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:496 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:496 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:497 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:498 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:499 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:500 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:501 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:502 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:503 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:503 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:505 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:505 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:507 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:507 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:509 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:509 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:511 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:511 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:513 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:513 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:515 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:515 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:517 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:517 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:519 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:519 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:521 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:521 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:522 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:523 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:525 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:525 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:526 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:526 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:528 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:529 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:530 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:531 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:532 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:533 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:534 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:535 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:536 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:536 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:538 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:539 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:540 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:540 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:542 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:543 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:544 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:545 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:546 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:547 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:548 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:549 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:549 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:551 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:552 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:553 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:553 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:555 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:555 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:557 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:558 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:559 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:559 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:560 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:562 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:563 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:563 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:564 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:565 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:566 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:567 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:568 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:569 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:570 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:571 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:572 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:572 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:573 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:574 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:575 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:576 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:577 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:577 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:578 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:578 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:580 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:581 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:582 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:583 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:583 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:584 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:585 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:586 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:587 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:588 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:589 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:591 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:593 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:594 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:599 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:600 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:601 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:602 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:603 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:603 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:605 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:605 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:607 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:607 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:609 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:609 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:611 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:611 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:613 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:613 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:615 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:615 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:617 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:617 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:619 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:619 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:620 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:621 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:622 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:622 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:624 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:624 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:625 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:626 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:627 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:628 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:629 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:629 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:631 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:631 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:632 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:633 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:634 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:635 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:636 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:636 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:638 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:638 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:639 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:640 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:641 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:642 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:643 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:644 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:645 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:645 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:646 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:647 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:648 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:649 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:650 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:652 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:652 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:653 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:653 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:655 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:655 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:657 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:658 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:659 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:659 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:660 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:661 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:662 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:663 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:664 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:665 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:666 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:666 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:667 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:668 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:669 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:670 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:671 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:672 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:674 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:674 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:675 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:676 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:677 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:678 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:678 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:679 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:680 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:681 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:682 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:682 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:684 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:684 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:685 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:686 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:688 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:689 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:690 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:692 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:694 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:695 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:695 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:697 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:697 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:699 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:699 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:701 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:701 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:703 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:704 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:705 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:706 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:707 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:707 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:711 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:712 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:713 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:713 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:714 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:715 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:716 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:716 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:717 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:718 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:718 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:719 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:719 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:720 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:721 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:721 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:722 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:723 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:723 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:724 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:724 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:725 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:725 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:726 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:726 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:727 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:727 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:728 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:729 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:729 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:730 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:730 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:731 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:732 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:732 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:733 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:733 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:734 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:734 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:735 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:735 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:736 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:736 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:737 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:737 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:738 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:738 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:739 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:739 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:741 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:741 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:742 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:742 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:743 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:743 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:744 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:745 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:745 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:746 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:746 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:747 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:747 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:748 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:748 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:749 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:749 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:750 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:750 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:751 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:751 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:752 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:752 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:753 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:754 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:754 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:755 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:755 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:756 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:756 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:757 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:757 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:758 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:758 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:759 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:760 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:760 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:761 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:761 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:762 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:762 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:763 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:763 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:764 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:764 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:765 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:766 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:766 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:767 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:767 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:768 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:768 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:769 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:769 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:770 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:770 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:771 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:771 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:772 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:773 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:773 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:774 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:774 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:775 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:775 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:776 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:776 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:777 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:777 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:778 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:778 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:779 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:779 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:780 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:780 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:781 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:782 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:782 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:783 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:783 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:784 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:784 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:785 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:785 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:786 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:786 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:787 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:787 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:788 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:788 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:789 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:789 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:790 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:790 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:791 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:791 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:792 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:792 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:806 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:806 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:808 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:808 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:812 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:813 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:813 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:814 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:814 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:815 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:815 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:816 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:816 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:817 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:817 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:818 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:818 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:819 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:824 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:824 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:825 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:825 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:826 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:827 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:828 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:828 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:829 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:829 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:830 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:830 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:831 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:831 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:832 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:832 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:833 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:833 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:834 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:834 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:835 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:835 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:837 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:837 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:839 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:839 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:840 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:841 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:841 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:842 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:852 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:852 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:853 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:853 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:854 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:854 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:855 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:855 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:856 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:856 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:857 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:857 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:858 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:858 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:859 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:859 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:861 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:861 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:862 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:862 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:863 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:863 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:864 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:864 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:865 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:865 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:866 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:866 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:867 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:867 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:868 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:868 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:869 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:869 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:870 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:870 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:871 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:871 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:872 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:872 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:873 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:873 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:874 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:875 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:875 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:876 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:876 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:878 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:878 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:879 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:879 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:882 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:882 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:883 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:883 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:884 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:884 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:885 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:885 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:886 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:886 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:900 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:900 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:901 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:902 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:902 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:903 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:903 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:905 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:905 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:906 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:906 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:907 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:907 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:908 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:908 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:909 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:909 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:910 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:910 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:911 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:911 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:912 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:912 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:913 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:913 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:914 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:914 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:915 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:915 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:916 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:916 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:917 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:917 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:918 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:918 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:919 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:919 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:920 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:921 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:921 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:922 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:922 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:923 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:923 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:924 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:924 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:925 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:925 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:926 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:926 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:927 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:927 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:928 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:928 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:929 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:940 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:941 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:942 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:942 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:944 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:944 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:945 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:945 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:946 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:946 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:947 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:947 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:948 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:948 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:949 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:949 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:950 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:950 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:951 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:951 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:952 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:952 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:953 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:953 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:954 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:954 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:955 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:956 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:956 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:957 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:957 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:958 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:958 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:959 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:959 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:960 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:960 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:961 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:961 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:962 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:962 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:963 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:963 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:964 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:964 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:965 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:965 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:966 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:966 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:967 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:976 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:977 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:977 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:978 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:979 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:979 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:980 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:980 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:981 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:981 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:982 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:982 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:983 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:983 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:984 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:984 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:985 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:985 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:986 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:986 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:987 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:987 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:988 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:988 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:989 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:989 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:990 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:990 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:991 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:991 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:992 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:992 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:993 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:993 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:994 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:994 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:995 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:996 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:996 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:997 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:997 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:998 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:998 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:999 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:20:999 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:000 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:001 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:001 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:002 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:012 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:013 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:013 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:014 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:014 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:015 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:015 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:016 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:016 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:017 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:018 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:018 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:019 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:019 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:020 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:020 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:021 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:021 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:022 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:022 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:023 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:023 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:024 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:024 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:025 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:025 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:026 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:026 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:027 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:027 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:028 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:028 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:029 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:029 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:030 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:030 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:031 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:031 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:032 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:032 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:033 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:033 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:034 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:034 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:035 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:044 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:044 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:045 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:046 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:046 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:047 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:047 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:048 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:048 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:049 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:049 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:050 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:050 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:051 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:051 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:052 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:052 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:053 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:053 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:054 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:054 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:055 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:055 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:056 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:056 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:057 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:058 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:059 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:059 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:060 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:060 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:061 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:061 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:062 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:062 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:063 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:063 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:064 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:064 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:065 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:065 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:066 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:066 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:067 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:068 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:068 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:069 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:069 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:070 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:070 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:071 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:071 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:072 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:072 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:073 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:073 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:074 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:074 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:075 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:075 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:076 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:076 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:077 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:077 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:078 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:079 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:079 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:080 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:080 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:081 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:082 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:083 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:083 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:084 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:084 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:085 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:085 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:086 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:086 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:087 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:088 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:088 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:089 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:089 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:090 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:090 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:091 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:091 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:092 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:092 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:093 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:096 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:096 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:097 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:097 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:098 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:098 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:099 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:099 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:100 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:100 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:101 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:101 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:102 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:102 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:103 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:103 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:104 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:104 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:105 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:105 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:106 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:106 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:107 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:107 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:108 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:108 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:109 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:109 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:110 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:111 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:111 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:112 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:112 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:113 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:113 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:114 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:114 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:115 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:115 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:116 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:116 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:117 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:117 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:118 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:118 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:119 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:119 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:120 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:121 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:121 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:122 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:122 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:123 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:123 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:124 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:124 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:125 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:125 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:126 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:126 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:127 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:127 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:128 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:128 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:129 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:129 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:130 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:130 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:131 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:131 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:132 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:132 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:133 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:133 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:134 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:134 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:135 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:135 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:136 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:136 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:137 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:137 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:138 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:138 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:139 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:139 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:141 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:141 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:142 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:142 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:143 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:143 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:144 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:145 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:145 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:146 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:146 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:147 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:147 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:148 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:148 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:149 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:150 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:150 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:151 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:151 ERROR 2279 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:152 ERROR 2279 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-14 02:25:21:152 ERROR 22
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